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gyro/core/view/widgets/filter.widget.php

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<?php
/**
 * A widget printing filters
 * 
 * @author Gerd Riesselmann
 * @ingroup View
 */
class WidgetFilter implements IWidget {
        const DONT_INDEX_FILTERED = 2048;
        const DONT_CHANGE_TITLE = 4096; 
        
        public $data;
        
        public static function output($data, $policy = self::NONE) {
                $w = new WidgetFilter($data);
                return $w->render($policy);
        }
        
        public function __construct($data) {
                $this->data = $data;
        }
        
        public function render($policy = self::NONE) {
                $builder = Arr::get_item($this->data, 'filter_url_builder', false);
                $page_data = Arr::get_item($this->data, 'page_data', false);
                if (empty($builder) || empty($page_data)) {
                        return '';
                }
                
                $groups = Arr::force(Arr::get_item($this->data, 'filter_groups', array()));
                $ret = '';
                foreach($groups as $group) {
                        $view = ViewFactory::create_view(IViewFactory::MESSAGE, 'core::widgets/filter.meta');
                        $view->assign('filter_group', $group);
                        $view->assign('page_data', $page_data);
                        $view->assign('policy', $policy);
                        $view->render(); // No output!
                        
                        $view = ViewFactory::create_view(IViewFactory::MESSAGE, 'core::widgets/filter');
                        $view->assign('filter_group', $group);
                        $view->assign('filter_url_builder', $builder);
                        $view->assign('page_data', $page_data);
                        $view->assign('policy', $policy);
                        $ret .= $view->render();
                }
                if ($ret) {
                        $ret = html::div($ret, 'filter_groups');
                }
                return $ret;
        }
}

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